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EN 1.6554 Steel vs. AWS ERNiCrCoMo-1

EN 1.6554 steel belongs to the iron alloys classification, while AWS ERNiCrCoMo-1 belongs to the nickel alloys. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.6554 steel and the bottom bar is AWS ERNiCrCoMo-1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 17 to 21
28
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
81
Tensile Strength: Ultimate (UTS), MPa 780 to 930
710

Thermal Properties

Latent Heat of Fusion, J/g 250
330
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1420
1370
Specific Heat Capacity, J/kg-K 470
450
Thermal Conductivity, W/m-K 40
13
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 3.4
75
Density, g/cm3 7.9
8.5
Embodied Carbon, kg CO2/kg material 1.7
10
Embodied Energy, MJ/kg 22
140
Embodied Water, L/kg 53
350

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 27 to 33
23
Strength to Weight: Bending, points 24 to 27
21
Thermal Diffusivity, mm2/s 11
3.5
Thermal Shock Resistance, points 23 to 27
19

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.5
Carbon (C), % 0.23 to 0.28
0.050 to 0.15
Chromium (Cr), % 0.7 to 0.9
20 to 24
Cobalt (Co), % 0
10 to 15
Copper (Cu), % 0 to 0.3
0 to 0.5
Iron (Fe), % 94.6 to 97.3
0 to 3.0
Manganese (Mn), % 0.6 to 0.9
0 to 1.0
Molybdenum (Mo), % 0.2 to 0.3
8.0 to 10
Nickel (Ni), % 1.0 to 2.0
42.7 to 61.2
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.6
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.015
Titanium (Ti), % 0
0 to 0.6
Vanadium (V), % 0 to 0.030
0
Residuals, % 0
0 to 0.5